TaobaoClient client = new DefaultTaobaoClient(url, appkey, secret);
AlibabaPurPoInfoQueryRequest req = new AlibabaPurPoInfoQueryRequest();
AlibabaPurPoInfoQueryRequest.PoInfoTopQuery obj1 = new AlibabaPurPoInfoQueryRequest.PoInfoTopQuery();
obj1.setProjectId(2021012809L);
req.setInfoTopQuery(obj1);
req.setCheckAppKey("123");
AlibabaPurPoInfoQueryResponse rsp = client.execute(req);
System.out.println(rsp.getBody());

ITopClient client = new DefaultTopClient(url, appkey, secret);
AlibabaPurPoInfoQueryRequest req = new AlibabaPurPoInfoQueryRequest();
AlibabaPurPoInfoQueryRequest.PoInfoTopQueryDomain obj1 = new AlibabaPurPoInfoQueryRequest.PoInfoTopQueryDomain();
obj1.ProjectId = 2021012809L;
req.InfoTopQuery_ = obj1;
req.CheckAppKey = "123";
AlibabaPurPoInfoQueryResponse rsp = client.Execute(req);
Console.WriteLine(rsp.Body);

$c = new TopClient;
$c->appkey = $appkey;
$c->secretKey = $secret;
$req = new AlibabaPurPoInfoQueryRequest;
$info_top_query = new PoInfoTopQuery;
$info_top_query->project_id="2021012809";
$req->setInfoTopQuery(json_encode($info_top_query));
$req->setCheckAppKey("123");
$resp = $c->execute($req);

curl -X POST 'http://gw.api.taobao.com/router/rest' \
-H 'Content-Type:application/x-www-form-urlencoded;charset=utf-8' \
-d 'app_key=12129701' \
-d 'format=json' \
-d 'method=alibaba.pur.po.info.query' \
-d 'partner_id=apidoc' \
-d 'sign=24345D4468AC1533DA49F0CD01ABCE6E' \
-d 'sign_method=hmac' \
-d 'timestamp=2025-10-26+07%3A36%3A02' \
-d 'v=2.0' \
-d 'check_app_key=123' \
-d 'info_top_query=null'

# -*- coding: utf-8 -*-
import top.api

req=top.api.AlibabaPurPoInfoQueryRequest(url,port)
req.set_app_info(top.appinfo(appkey,secret))

req.info_top_query="数据结构示例JSON格式"
req.check_app_key="123"
try:
	resp= req.getResponse()
	print(resp)
except Exception,e:
	print(e)

pTopRequest pRequest = alloc_top_request();
pTopResponse pResponse = NULL;
pTaobaoClient pClient = alloc_taobao_client(url, appkey, appsecret);
set_api_name(pRequest,"alibaba.pur.po.info.query");
add_param(pRequest,"info_top_query","数据结构JSON示例");
add_param(pRequest,"check_app_key","123");
pResponse = top_execute(pClient,pRequest,NULL);
printf("ret code:%d\n",pResponse->code);
if(pResponse->code == 0){
	pTopResponseIterator ite = init_response_iterator(pResponse);
	pResultItem pResultItem = alloc_result_item();
	while(parseNext(ite, pResultItem) == 0){
		printf("%s:%s\n",pResultItem->key,pResultItem->value);
	}
	destroy_response_iterator(ite);
	destroy_result_item(pResultItem);
}
destroy_top_request(pRequest);
destroy_top_response(pResponse);
destroy_taobao_client(pClient);

TopClient = require('./topClient').TopClient;
var client = new TopClient({
	'appkey': 'appkey',
	'appsecret': 'secret',
	'REST_URL': 'http://gw.api.taobao.com/router/rest'
});

client.execute('alibaba.pur.po.info.query', {
	'info_top_query':'数据结构JSON示例',
	'check_app_key':'123'
}, function(error, response) {
	if (!error) console.log(response);
	else console.log(error);
})

<alibaba_pur_po_info_query_response>
    <result>
        <args>1</args>
        <success>true</success>
        <error_code>100</error_code>
        <content>
            <p_o_info_top_d_t_o>
                <budget_o_u>阿里巴巴（中国）有限公司</budget_o_u>
                <po_amout>1505.32</po_amout>
                <supplier_code>SU010612</supplier_code>
                <po_audited_time>1638239316000</po_audited_time>
                <origin_currency_code>CNY</origin_currency_code>
                <user_define>false</user_define>
                <po_current_approvers>
                    <employee_dto>
                        <work_no>38912</work_no>
                        <user_name>郑x萍</user_name>
                    </employee_dto>
                </po_current_approvers>
                <po_create_time>1637833687000</po_create_time>
                <po_status>关闭</po_status>
                <pay_amout>0</pay_amout>
                <supplier_name>洪著测试haofan@alitest.com====测试</supplier_name>
                <po_info_dto_extend>
                    <po_info_dto_extend>
                        <sla_name>1</sla_name>
                        <unit_price>0</unit_price>
                        <settlement_formula_name>钉钉考勤-5*8严格排班制</settlement_formula_name>
                        <hierarchy_id>1</hierarchy_id>
                        <settlement_formula_code>ProjectPersonStrict</settlement_formula_code>
                        <site_demand>1</site_demand>
                        <numer_person_demand>1</numer_person_demand>
                        <packages>1</packages>
                        <sla_link>1</sla_link>
                        <item_name>1</item_name>
                        <position_demand>1</position_demand>
                        <hierarchy_demand>1</hierarchy_demand>
                        <position_id>1</position_id>
                        <site_id>1</site_id>
                        <sla_code>a50f3c4e9bff4f59ad5621d43b0e61d2</sla_code>
                    </po_info_dto_extend>
                </po_info_dto_extend>
                <budget_department>1</budget_department>
                <contract_number>S54202100001</contract_number>
                <po_origin_amout>960</po_origin_amout>
                <pr_number>PR10055829</pr_number>
                <po_url>https://procurement.alibaba.net/po/detail/?poNumber=PO200063275</po_url>
                <budget_b_u_code>AD</budget_b_u_code>
                <budget_b_u>阿里巴巴（中国）有限公司</budget_b_u>
                <accept_amout>0</accept_amout>
                <po_creator>
                    <work_no>38912</work_no>
                    <user_name>郑x萍</user_name>
                </po_creator>
                <project_time>1632467601228</project_time>
                <supplier_contact>
                    <name>3q5q345</name>
                    <mobile_no>12121222222</mobile_no>
                    <email>q34666665zz@wq.oo</email>
                    <phone_no>q345-q345</phone_no>
                </supplier_contact>
                <fiscal_year>FY2022</fiscal_year>
                <po_number>PO200063275</po_number>
                <currency_code>HKD</currency_code>
                <budget_ou_code>Z69</budget_ou_code>
            </p_o_info_top_d_t_o>
        </content>
        <error_msg>未查询到PO信息</error_msg>
        <error_level>100</error_level>
    </result>
</alibaba_pur_po_info_query_response>

{
    "alibaba_pur_po_info_query_response":{
        "result":{
            "args":"1",
            "success":true,
            "error_code":"100",
            "content":{
                "p_o_info_top_d_t_o":[
                    {
                        "budget_o_u":"阿里巴巴（中国）有限公司",
                        "po_amout":"1505.32",
                        "supplier_code":"SU010612",
                        "po_audited_time":"1638239316000",
                        "origin_currency_code":"CNY",
                        "user_define":false,
                        "po_current_approvers":{
                            "employee_dto":[
                                {
                                    "work_no":"38912",
                                    "user_name":"郑x萍"
                                }
                            ]
                        },
                        "po_create_time":"1637833687000",
                        "po_status":"关闭",
                        "pay_amout":"0",
                        "supplier_name":"洪著测试haofan@alitest.com====测试",
                        "po_info_dto_extend":{
                            "po_info_dto_extend":[
                                {
                                    "sla_name":"1",
                                    "unit_price":"0",
                                    "settlement_formula_name":"钉钉考勤-5*8严格排班制",
                                    "hierarchy_id":1,
                                    "settlement_formula_code":"ProjectPersonStrict",
                                    "site_demand":"1",
                                    "numer_person_demand":"1",
                                    "packages":1,
                                    "sla_link":"1",
                                    "item_name":"1",
                                    "position_demand":"1",
                                    "hierarchy_demand":"1",
                                    "position_id":1,
                                    "site_id":1,
                                    "sla_code":"a50f3c4e9bff4f59ad5621d43b0e61d2"
                                }
                            ]
                        },
                        "budget_department":"1",
                        "contract_number":"S54202100001",
                        "po_origin_amout":"960",
                        "pr_number":"PR10055829",
                        "po_url":"https:\/\/procurement.alibaba.net\/po\/detail\/?poNumber=PO200063275",
                        "budget_b_u_code":"AD",
                        "budget_b_u":"阿里巴巴（中国）有限公司",
                        "accept_amout":"0",
                        "po_creator":{
                            "work_no":"38912",
                            "user_name":"郑x萍"
                        },
                        "project_time":"1632467601228",
                        "supplier_contact":{
                            "name":"3q5q345",
                            "mobile_no":"12121222222",
                            "email":"q34666665zz@wq.oo",
                            "phone_no":"q345-q345"
                        },
                        "fiscal_year":"FY2022",
                        "po_number":"PO200063275",
                        "currency_code":"HKD",
                        "budget_ou_code":"Z69"
                    }
                ]
            },
            "error_msg":"未查询到PO信息",
            "error_level":100
        }
    }
}

<error_response>
    <code>50</code>
    <msg>Remote service error</msg>
    <sub_code>isv.invalid-parameter</sub_code>
    <sub_msg>非法参数</sub_msg>
</error_response>

{
	"error_response":{
		"msg":"Remote service error",
		"code":50,
		"sub_msg":"非法参数",
		"sub_code":"isv.invalid-parameter"
	}
}